Everyone gets the jitters--especially before the big test.New from the best-selling series that b...

In this best-selling Jitters series book, Mrs. Hartwell plans the perfect Valentine’s Day party f...

TUMBLING, RUMBLING, TWISTING, MISTING, FOAMING, THUNDERING waterfall. Conservationist and natural...

'When Mrs. Hartwell is out sick and her substitute doesn't show up, the teachers and staff at the...

THE BESTSELLING KIDS PICTURE BOOK: Calm first day of school anxiety with this classic back to sch...

'Mrs. Hartwell is nervous about taking a class for teachers, but her students' thoughtful words o...

Science and engineering make the entire fashion industry possible. Computer technology is used in...

'Mrs. Hartwell and her students love it when authors visit the school, but they are especially ex...

Fans of First Day Jitters will love spending the last day of school in Mrs. Hartwell classroom. W...

InThe Science of Weather and Climate: Rain, Sleet, and the Rising Tide , middle schoolers learn t...

A fascinating, full-color introduction to the earth science happening over our heads, packed with...

'Mrs. Hartwell is nervous about taking a class for teachers, but her students' thoughtful words o...

In this installment of the best-selling, classroom classic Jitters series, it's not the first day...

Everyone knows that sinking feeling in the pit of the stomach just before diving into a new situa...

'Mrs. Hartwell and her students love it when authors visit the school, but they are especially ex...

Sometimes we all need a little reminder.Ten-year-old Mary McHugh's world is shattered when her fa...

Spanish-language edition! Head back to school with the bestselling picture book classic! The pere...

In this best-selling Jitters series book, Mrs. Hartwell plans the perfect Valentine’s Day party f...

'It is class picture day and Mrs. Hartwell is doing her best to keep her class looking their neat...

In November 1885, impressionist painter Claude Monet vacationed in Étretat, France, where he spen...

Originally published in 2003 under title: First year letters.

'When Mrs. Hartwell is out sick and her substitute doesn't show up, the teachers and staff at the...